01-19-2014, 07:01 PM
A 69-year-old woman has been in the intensive
care unit for 7 days following complicated hip
replacement surgery. The patient is currently
receiving heparin subcutaneously and wears
intermittent pneumatic compression devices
on her lower extremities bilaterally. The patient
has developed new-onset right calf pain,
edema, tenderness, and a positive Homans’
sign. A Doppler ultrasound revealed a deep
vein thrombosis. Her platelet count is 78,000/
mm³, and there has been no evidence of spontaneous
bleeding. Which of the following will
best help prevent future complications?
(A) Beginning warfarin therapy
(B) Discontinuation of bilateral pneumatic
compression devices
© Discontinuation of heparin
(D) Performing venography
(E) Placing an inferior vena cava fi lter
(F) Transfusing platelets
care unit for 7 days following complicated hip
replacement surgery. The patient is currently
receiving heparin subcutaneously and wears
intermittent pneumatic compression devices
on her lower extremities bilaterally. The patient
has developed new-onset right calf pain,
edema, tenderness, and a positive Homans’
sign. A Doppler ultrasound revealed a deep
vein thrombosis. Her platelet count is 78,000/
mm³, and there has been no evidence of spontaneous
bleeding. Which of the following will
best help prevent future complications?
(A) Beginning warfarin therapy
(B) Discontinuation of bilateral pneumatic
compression devices
© Discontinuation of heparin
(D) Performing venography
(E) Placing an inferior vena cava fi lter
(F) Transfusing platelets
